Infrastructure consulting in Europe is gaining pace as companies move workloads to cloud, connect sites, and add observability and automation. Teams need stable, secure, and cost-transparent foundations. That calls for assessments, target architectures, and clear operating guardrails.
This article reviews leading players in Infrastructure consulting companies in Europe. Each profile helps refine a shortlist and shape an RFP scope – from assessments and migrations to networks, security, and managed run. No slogans, just practical focus on resilience, cost, and predictable operations.
1. A-Listware
At A-Listware, we help organizations shape dependable IT foundations that support real workloads day after day. Our work centers on infrastructure consulting across Europe, and we explicitly serve Companies in Europe that need clear roadmaps, hands-on builds, and steady run support. We start with environment and readiness assessments, then design landing zones and reference architectures that keep identity, security, cost, and observability front and center.
From there, we execute migrations and platform engineering on major clouds and modernize what should stay on premises, keeping continuity in mind when dependencies are messy. After go-live, we provide managed operations so platforms stay patched, visible, and calm, not chaotic. This mix is reflected in our service pages and case content that cover infrastructure consulting, cloud setup, managed run, and DevOps practices.
Key Highlights:
- Infrastructure consulting and run services delivered for European clients, with a focus on stability and cost clarity
- Reference designs for cloud foundations with governance, identity, and security baked in
- Practical execution on AWS, Azure, and other stacks, paired with automation and observability practices
- Managed support that keeps multi-cloud and hybrid estates monitored and optimized
Services:
- Infrastructure assessments, target architecture design, and migration planning for European engagements
- Landing zone setup with identity, policy baselines, and cost management controls
- Cloud and data center modernization with staged cutovers and reliability safeguards
- Managed cloud and infrastructure operations with monitoring, incident handling, and continuous improvement
Contact Information:
- Website: a-listware.com
- Email: info@a-listware.com
- Facebook: www.facebook.com/alistware
- LinkedIn: www.linkedin.com/company/a-listware
- Address: St. Leonards-On-Sea, TN37 7TA, UK
- Phone Number: +44 (0)142 439 01 40
2. Orange Business
Orange Business works across network, cloud, and security to help organizations plan, operate, and evolve their digital foundations. The consulting arm evaluates current setups, maps risks and dependencies, and shapes roadmaps that tie infrastructure choices to business goals. Advisory offers span assessment of multicloud estates, service governance for multi-sourced environments, and technical management to keep platforms resilient and observable.
Delivery includes deployment services and ongoing run support so upgrades do not stall operations. The result is a cycle that starts with strategy, moves through design and build, and settles into measurable, steady operations backed by ITSM practices. Infrastructure strategy consulting is presented as part of a broader evolution platform that blends multicloud optimization, cloud networking, and secure access patterns.
Standout qualities:
- Advisory that connects infrastructure decisions to stated business outcomes and KPIs
- Governance for multi-sourced IT with one service integrator accountable across design and run
- Methodologies rooted in ITSM with certified experts and vendor-agnostic tooling
- Coverage from assessment to deployment to day-to-day operations without dropping handoffs
Core offerings:
- Infrastructure assessments and strategy roadmapping for hybrid and multicloud estates
- Service management and governance models for complex, multi-vendor environments
- Technical management, monitoring, and optimization of network, cloud, and security layers
- Procurement and deployment services for standardized rollout across sites
Contact Information:
- Website: www.orange-business.com
- Facebook: www.facebook.com/orangebusiness
- Twitter: x.com/orangebusiness
- LinkedIn: www.linkedin.com/company/orange-business-services
- Address: 1 Place des Droits de l’Homme 93457 La Plaine Saint-Denis Cedex, Paris, France
- Phone: +33 1 55 54 22 00
3. Atos
Atos supports modernization of core IT estates, covering public cloud, private environments, on-premises platforms, and edge. Advisory services address storage and data protection, network design, and operations models so platforms are easier to manage and secure. The approach leans on automation and AI for observability, capacity planning, and reliable run, with consultants guiding from baseline assessments to migration and optimization activities. Materials emphasize continuity of service and predictable operations rather than one-off projects.
Project work then extends into structured managed services. Clients can shift parts of the stack into hybrid models while keeping tight control over costs, resilience, and compliance. Portfolio documents highlight established experience in hybrid infrastructure and data center operations, supported by a partner ecosystem. Newer offers, such as VIP Advisory, focus on assessing virtual infrastructure and defining practical roadmaps.
Why they’re worth a look:
- Coverage across cloud, on-prem, and edge with a consistent management layer
- Consulting that targets storage, data protection, and network advisory for smoother operations
- Automation-driven run services aimed at reliability, performance, and cost control
- Reference material and toolkits that structure migrations and ongoing optimization
Their focus areas:
- Hybrid infrastructure assessments, target architecture and migration planning
- Storage and data protection advisory with continuity and security controls
- Network advisory and modernization across sites and cloud connectivity
- Managed operations with automation, observability, and lifecycle optimization
Contact Information:
- Website: www.atos.net
- Facebook: www.facebook.com/Atos
- Twitter: x.com/atos
- LinkedIn: www.linkedin.com/company/atos
- Instagram: www.instagram.com/atosinside
- Address: River Ouest, 80 quai Voltaire 95877 Bezons cedex – France
- Phone: +33 1 73 26 00 00
4. Accenture
Accenture engages on both the strategy side and the day-to-day running of modern IT estates. Work often starts with defining how infrastructure should enable products, data, and operations, then moves into practical execution. Service lines include cloud infrastructure consulting, managed services, and capabilities for compute, network, workplace, and data platforms. Sector-specific practices also appear around capital projects and public infrastructure programs.
On transformation programs, the firm designs operating models and establishes management practices that keep platforms stable while change continues. Advisory teams assess current environments, define modernization priorities, and sequence migrations to reduce disruption. Managed services then stabilize and optimize estates, addressing skills gaps and tool fragmentation. Thought pieces stress how IMS can free teams to focus on higher-value work.
Beyond corporate IT, Accenture works on large capital and public-sector infrastructure, bringing data and AI into planning and delivery. City and transportation engagements explore how digital platforms and connectivity shape citizen services and built environments. This crossover gives additional depth when private organizations depend on external infrastructure or public networks.
What makes them unique:
- Breadth from strategy to operations with clear handoffs between consulting and managed run
- Patterns for compute, network, workplace, and data that scale as estates evolve
- Methods tailored for large programs in both enterprise and public infrastructure
- Emphasis on measurable outcomes and operating model change alongside technology shifts
What they offer:
- Cloud and IT infrastructure consulting, target state design, and migration roadmaps
- Infrastructure managed services to stabilize, optimize, and modernize production estates
- Operating model, tooling, and automation setup for observability, security, and compliance
- Sector-focused advisory for capital projects and public infrastructure programs
Contact Information:
- Website: www.accenture.com
- Address: Hallesches Ufer 40, Berlin, Germany, 10963
- Phone: +4 93 089 04 761 900
5. Computacenter
Computacenter works across data center, cloud, and network foundations to help clients plan what to keep, what to modernize, and how to run it reliably. Consultants start with assessments of current platforms, mapping dependencies and risks before sketching target architectures for hybrid estates. Engagements then move into design and build for networks, security controls, and cloud landing zones, with clear service handoffs into operations.
Tooling and ITSM practices are set up to keep platforms observable, patched, and cost aware. The result is an infrastructure roadmap that prioritizes resilience and steady operations over theatrics, with upgrades delivered in controlled phases. Program material highlights consulting for hybrid IT, SD networking, and infrastructure security alongside deployment and managed run services.
Standout qualities:
- Consulting that links platform choices to measurable service outcomes
- Hybrid IT approach spanning strategy, design, integration, and optimization
- Structured deployment methods for network, security, and data center changes
- Operational guardrails using ITSM, monitoring, and standardization
Core offerings:
- Infrastructure assessments, target architecture, and migration roadmapping
- Hybrid cloud and data center design with standardized deployment patterns
- Network modernization and software-defined transformations with lifecycle services
- Security control selection and rollout across network, cloud, and data center
Contact Information:
- Website: www.computacenter.com
- Twitter: x.com/Computacenter
- LinkedIn: www.linkedin.com/company/computacenter
6. Capgemini
Capgemini engages on infrastructure strategy, migration sequencing, and operating model design so estates can evolve without losing stability. Consulting typically includes readiness assessments, hybrid patterns, and execution plans that balance speed with risk. Implementation teams then handle platform buildouts across compute, network, workplace, and data services. The firm’s materials underline a business-focused approach that tracks outcomes rather than just components.
On large programs, service integration and managed operations help unify toolchains and clarify accountability. That means one place for monitoring, change control, and performance tuning, with automation reducing repetitive work. Public references describe modernization of platforms and infrastructure operations for complex environments. The message is consistent: design the target state, move methodically, then operate predictably.
Sector work shows crossover into smart infrastructure for utilities and civic programs, where data, connectivity, and resilience matter beyond the data center. Experience in these areas gives additional patterns for telemetry, integration, and lifecycle management that can be reused in enterprise settings. This adds practical depth when infrastructure touches physical assets and public networks.
What makes them unique:
- End-to-end approach that pairs advisory with structured execution and steady run
- Service integration capabilities to align tools, processes, and responsibilities
- Hybrid patterns for compute, network, workplace, and data that scale over time
What they offer:
- Infrastructure consulting with assessments, target architectures, and migration plans
- Hybrid cloud transformation and platform buildouts with governed delivery
- Service integration and managed operations for reliability, security, and cost control
- Sector-specific advisory for smart infrastructure and modernization programs
Contact Information:
- Website: www.capgemini.com
- Facebook: www.facebook.com/Capgemini
- LinkedIn: www.linkedin.com/company/capgemini
- Instagram: www.instagram.com/capgemini
- Address: Place de l’Étoile, 11 rue de Tilsitt, 75017 Paris, France
- Phone: +33 1 47 54 50 00
7. Devoteam
Devoteam focuses on making infrastructure choices practical and scalable, not just shiny on paper. Consultants map current platforms, untangle risks, and sketch target designs for cloud foundations that are easier to operate day to day. Work typically spans cloud landing zones, modernization patterns, and platform governance, then slides into managed run so changes stick. The firm’s materials point to hands-on expertise in AWS, Google Cloud, and Microsoft ecosystems, with accelerators and automation to keep environments observable and cost aware. The upshot is a roadmap that pairs modernization with steady operations so teams can ship without firefighting every week.
Why they stand out:
- Advisory that connects platform design with day-to-day operability
- Cloud landing zones, governance, and modernization patterns framed for real use
- Automation and accelerators to shorten setup time and reduce toil
- Coverage across assessment, build, and managed run
Services cover:
- Cloud infrastructure assessments, target architecture, and migration planning
- Landing zone design, security baselines, and cost governance for major clouds
- Modernization and cloud-native engineering with observability and reliability practices
- Managed operations for stable, continuously optimized platforms
Contact Information:
- Website: www.devoteam.com
- Twitter: x.com/devoteam
- LinkedIn: www.linkedin.com/company/devoteam
- Address: 73 rue Anatole France, 92300 Levallois Perret, France
- Phone: +33 1 41 49 48 48
8. NNIT
NNIT works on infrastructure choices for regulated and complex environments, where stability and compliance matter as much as speed. Advisory includes cloud setup that keeps control of security, cost, and reliability, alongside readiness reviews and governance models. The firm documents depth around cloud infrastructure and security on major stacks, plus guidance for qualification and documentation when rules are strict. The approach is pragmatic: map dependencies, choose options, and plan transitions with business continuity front and center.
Beyond strategy, NNIT supports execution and steady run. Services range from platform engineering and identity to monitoring and incident response, with added attention to lifecycle topics like upgrades and vendor transitions. Public materials outline Tech Transition Consulting for dependency mapping, option assessments, and service handovers when platforms need to shift without drama. Integration and data capabilities sit alongside cybersecurity to keep estates coherent as they grow.
Key points:
- Roadmaps that balance control, compliance, and operational reliability
- Structured transition methods for vendor shifts and platform changes
- Qualification and documentation practices for cloud services in regulated settings
Their services include:
- Cloud setup advisory, governance design, and reference architectures
- Platform engineering for identity, security hardening, and observability
- Transition planning with dependency mapping and service handovers
- Managed operations with cost control, reliability targets, and incident handling
Contact Information:
- Website: www.nnit.com
- E-mail: nnitcontact@nnit.com
- Facebook: www.facebook.com/NNIT-AS
- Twitter: x.com/nnit
- LinkedIn: www.linkedin.com/company/nnit
- Instagram: www.instagram.com/nnit_group
- Address: Weidekampsgade 14, DK-2300, Copenhagen S
- Phone: +45 7024 4242
9. NTT DATA
NTT DATA engages across network, data center, and cloud to keep platforms connected, resilient, and ready for change. Consulting frames target states for hybrid estates, with emphasis on connectivity patterns, automation, and operational clarity. Materials highlight automated infrastructure services and software-defined approaches that align network and platform behavior with stated outcomes. The goal is straightforward: build once, manage uniformly, and scale without losing visibility.
Program work often pairs advisory with execution, from multicloud connectivity to standardized data center services. The portfolio spans consulting to connectivity, which helps reduce handoff risk in long transformations. Where scale is non-negotiable, global data center capabilities and managed networks provide stable ground for higher-level changes.
Sector references mention patterns for private 5G, managed enterprise networks, and network consulting that support modern application delivery. Those building blocks feed back into infrastructure consulting by tightening security, latency, and observability across sites and cloud. It is less about one tool and more about a consistent operating fabric.
What makes them unique:
- Consulting paired with programmable infrastructure for consistent operations
- Automated and software-defined methods that reduce manual drift
- Connectivity and data center depth to support scale and availability
- Portfolio that runs from advisory to managed networks and platforms
Core offerings:
- Hybrid infrastructure assessments and target state design for cloud and data center
- Automated infrastructure and SDI implementation with observability and policy control
- Network architecture and multicloud connectivity with security built in
- Managed data center and network services to stabilize and optimize production estates
Contact Information:
- Website: www.nttdata.com
- Facebook: www.facebook.com/globalntt
- Twitter: x.com/nttdata_inc
- LinkedIn: www.linkedin.com/company/ntt-data-inc
- Instagram: www.instagram.com/nttdatainc
- Address: 2nd Floor, 1 King William Street, London, EC4N 7AR
- Phone: +44 330 588 7000
10. CGI
CGI advises on modernizing core platforms so infrastructure works as a reliable backbone rather than a distraction. Consultants assess current estates, define target states for cloud and hybrid IT, and set guardrails for cost, resilience, and security. Engagements cover design and build for compute, storage, network, and service management, followed by structured run with automation and observability baked in. Portfolio materials describe infrastructure consultancy, technology advisory, rationalization and virtualization, and managed support to keep environments steady while change continues. The approach is pragmatic: plan, transform, and manage secure, scalable environments that support products and operations without constant firefighting. Tooling such as hybrid IT management platforms appears as enablers, not headlines.
Why they stand out:
- Advisory linked to measurable service outcomes and operational KPIs
- Structured paths from assessment to build to dependable run
- Hybrid IT patterns for cloud and data center with automation for consistency
- Vendor and alliance ecosystem used to implement fit-for-purpose solutions
Services cover:
- Infrastructure assessments, target architecture, and modernization roadmaps
- Cloud and hybrid IT design with security, governance, and cost controls
- Rationalization, virtualization, and platform build with service transition
- Managed operations with monitoring, automation, and reliability practices
Contact Information:
- Website: www.cgi.com
- Facebook: www.facebook.com/cgigroup
- Twitter: x.com/cgi_global
- LinkedIn: www.linkedin.com/company/cgi
- Address: The Kelvin Suite 202 17-25 College Square East, Belfast BT1 6DE, UK
- Phone: +44 (0)20 7637 9111
11. Softcat
Softcat focuses on practical infrastructure choices that balance cloud ambition with day-to-day operability. Advisory spans hybrid cloud strategy, procurement, and implementation so platforms remain connected, secure, and cost aware. Materials outline priorities around hybrid cloud, workspace, and security, with capability guides for building and running software-defined and cloud services. The result is an estate that scales without losing visibility or control.
Execution is delivered through professional and managed services. References include hybrid infrastructure capability overviews, cloud platform services for AWS and Azure spend optimization, and case studies where standardized patterns reduce migration risk and time to value. Guidance also covers incident readiness and managed detection to close skills gaps during transitions. Advisory and run sit side by side so handoffs are clear.
Key points:
- Hybrid approach that blends on-prem and public cloud with clear governance
- Implementation playbooks for software-defined and modern data center patterns
- Cloud platform services focused on spend, reliability, and observability
- Real-world references showing standardized delivery in complex estates
Their services include:
- Hybrid infrastructure strategy, design, and implementation
- Cloud platform operations and cost optimization for AWS and Azure
- Data center and network modernization with software-defined controls
- Managed security and incident response to stabilize evolving platforms
Contact Information:
- Website: www.softcat.com
- Twitter: x.com/Softcat
- LinkedIn: www.linkedin.com/company/softcat
- Instagram: www.instagram.com/softcat
- Address: Fieldhouse Lane, Marlow, Buckinghamshire, SL7 1Lw, UK
- Phone: +44 330 912 1682
12. Infopulse
Infopulse provides advisory and managed services that help organizations redesign infrastructure around cloud, reliability, and security. Consulting engagements start with readiness reviews and end-to-end assessments, producing sustainable cloud strategies and reference architectures. Delivery then moves through migration and platform engineering while keeping cost and governance explicit. Managed services stabilize workloads and reduce operational noise once the new foundations are in place.
Capabilities extend across major platforms and enterprise stacks. Materials reference implementation on Microsoft, Amazon, and other ecosystems, with attention to identity, monitoring, and protection. Sector pages and blogs show patterns for network capacity planning and telecom OSS migrations, which translate into reusable infrastructure practices such as automation, telemetry, and lifecycle management.
Guidance around security and operations is practical rather than abstract. Articles discuss steps for cloud cybersecurity and the role of virtualization, useful when defining landing zones and runbooks. The combined message is consistent: assess, design for sustainability, migrate methodically, then operate with clear controls.
Why people choose them:
- End-to-end cloud advisory with actionable assessments and roadmaps
- Execution depth across major enterprise platforms and cloud providers
- Domain patterns from telecom and network projects that strengthen core platforms
Core offerings:
- Cloud strategy and readiness assessments with reference architecture design
- Migration and platform engineering for data, identity, and connectivity
- Security hardening, monitoring setup, and operational runbooks for steady operations
- Managed cloud and infrastructure operations with ongoing optimization
Contact Information:
- Website: www.infopulse.com
- Facebook: www.facebook.com/InfopulseGlobal
- Twitter: x.com/infopulseglobal
- LinkedIn: www.linkedin.com/company/infopulse
- Address: Im Gewerbepark C 15 DE-93059 Regensburg, Germany
- Phone: +49(0)94129782-0
13. Crayon
Crayon focuses on making cloud estates workable at scale. Advisory services address software and cloud choices, licensing efficiency, and the operating model that holds everything together. Infrastructure guidance spans modernization, cybersecurity, and platform run, backed by a service desk that gives direct access to specialists. Managed cloud support then handles monitoring and operations for subscriptions across providers, covering infrastructure, OS, and databases so teams can focus elsewhere
Recent partnerships and marketplace presence point to a broad multicloud posture. References include work with major hyperscalers as well as initiatives around European data infrastructure and sovereignty. That reach matters when estates mix vendors and need consistent governance, cost control, and compliance across regions. Practical content on infrastructure concepts rounds out the consulting toolset with shared language and expectations for delivery
Why they’re worth a look:
- Advisory that unifies licensing, platform choice, and day-to-day operations
- Managed cloud coverage for heterogeneous subscriptions and workloads
- Multicloud partnerships that support sovereignty and regional requirements
- Clear educational material that aligns stakeholders on infrastructure basics
Their services include:
- Cloud and software consulting with assessment and governance models
- Infrastructure modernization and cybersecurity advisory with execution support
- Managed cloud monitoring and operations across providers and stacks
- Migration planning and provider-specific programs for AWS, Azure, and GCP
Contact Information:
- Website: www.crayon.com
- E-mail: info@crayon.de
- Facebook: www.facebook.com/CrayonITGroup
- Twitter: x.com/crayonit
- LinkedIn: www.linkedin.com/company/crayon-group
- Address: Wanheimer Str. 66 | 40472 Düsseldorf
- Phone: +49 (0) 89 2000 50 400
14. Proximus NXT
Proximus NXT brings consulting and delivery together across infrastructure, networking, and cloud so platforms feel cohesive rather than stitched. Advisory covers assessment, design, and integration for servers, storage, backup, and security, followed by hands-on build and lifecycle services. Hybrid and multicloud guidance appears prominently, with options for private, public, and sovereign setups where control and locality matter. Connectivity patterns and software-defined approaches are used to keep latency, visibility, and policy under control as estates scale
On larger programs, the portfolio extends into managed services with a defined delivery framework. That means agreed SLAs, tooling, and processes across infrastructure domains rather than ad hoc fixes. Service desk and operations teams keep change flowing while platforms remain observable and compliant. Security advisory runs from WAN and LAN controls to internet protections so network posture evolves alongside workloads
References to cloud connectivity and sovereignty indicate attention to regional controls and predictable links to public providers. Materials emphasize direct private access to hyperscalers, multicloud strategy, and staged journeys that reduce cutover risk. The overall pattern is pragmatic: design the target, connect it cleanly, then run it with consistent guardrails. Program language repeatedly ties outcomes to resilience, continuity, and measurable service quality
What makes them unique:
- End-to-end infrastructure scope spanning audit, design, integration, and supervision
- Hybrid and sovereign cloud options with structured migration paths
- Private connectivity to major clouds for predictable performance and security
Core offerings:
- Infrastructure assessment, target architectures, and build services for servers, storage, and backup
- Hybrid and multicloud setup including private, public, and sovereign choices with governance
- Network design, Cloud Connect, and policy-driven operations across sites and cloud
- Managed operations with service desk, monitoring, and lifecycle management
Contact Information:
- Website: www.proximusnxt.lu
- Twitter: x.com/ProximusNXT_LU
- LinkedIn: www.linkedin.com/company/proximusnxt-luxembourg
- Instagram: www.instagram.com/proximusnxt_lu
- Address: 18, rue du Puits Romain Z.A. Bourmicht L-8070 Bertrange, Luxembourg
- Phone: +352 45 09 15 1
15. Itransition
Itransition treats infrastructure as a living system to be shaped around applications and data, not the other way round. Consulting starts with assessments of existing platforms and cloud readiness, then moves to adoption strategies that are specific, cost aware, and testable in small steps. Architects define target designs for cloud foundations and integration patterns so networks, identity, and storage do not drift as services scale. Delivery covers migration planning and execution for major providers with clear guardrails for risk, performance, and continuity. The overall feel is pragmatic consulting plus enablement so teams can operate what gets built without surprises.
What makes them stand out:
- Advisory that links cloud decisions to measurable operating outcomes
- Reference designs for cloud foundations that keep identity, security, and cost in view
- Migration services with staged approaches and rollback awareness for major providers
- Integration guidance so existing systems, data flows, and workloads keep working during change
Services include:
- Cloud infrastructure consulting, readiness reviews, and adoption roadmaps
- Target architecture and landing zone design with governance and cost control
- Cloud migration planning and execution for AWS with strategy support for other stacks
- Integration and optimization services to align networks, storage, and applications
Contact Information:
- Website: www.itransition.com
- E-mail: info@itransition.com
- Facebook: www.facebook.com/Itransition
- Twitter: x.com/itransition
- LinkedIn: www.linkedin.com/company/itransition
- Address: London 3rd floor, 5-8 Dysart St., EC2A 2BX
- Phone: +44 203 687 2281
Conclusion
Infrastructure is the load-bearing frame of a digital business. Release speed, risk, and total cost hinge on the choices you make. Consulting ties strategy to day-to-day operations and turns architecture into testable, repeatable steps.Vendor selection should be deliberate. Look for hybrid track records, mature ITSM and observability, security and compliance discipline, multi-vendor fluency, and careful handover into steady run. You want clear SLAs, explicit roles, and references from real production environments.
The practical playbook is grounded: define measurable outcomes, inventory assets and dependencies, run phased pilots with rollback, and agree early on ownership and cost models. Fewer promises – more checks against data and telemetry. In the end, it is less about tools and more about predictability. Choose a partner who helps you not only build the platform, but also live with it comfortably after go-live.
